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/*
This file is part of Subsonic.
Subsonic is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Subsonic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Subsonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2009 (C) Sindre Mehus
*/
package net.sourceforge.subsonic.domain;
import net.sbbi.upnp.impls.InternetGatewayDevice;
import java.io.IOException;
import java.net.InetAddress;
/**
* @author Sindre Mehus
*/
public class SBBIRouter implements Router {
// The timeout in milliseconds for finding a router device.
private static final int DISCOVERY_TIMEOUT = 3000;
private final InternetGatewayDevice device;
private SBBIRouter(InternetGatewayDevice device) {
this.device = device;
}
public static SBBIRouter findRouter() throws Exception {
InternetGatewayDevice[] devices;
try {
devices = InternetGatewayDevice.getDevices(DISCOVERY_TIMEOUT);
} catch (IOException e) {
throw new Exception("Could not find router", e);
}
if (devices == null || devices.length == 0) {
return null;
}
return new SBBIRouter(devices[0]);
}
public void addPortMapping(int externalPort, int internalPort, int leaseDuration) throws Exception {
String localIp = InetAddress.getLocalHost().getHostAddress();
device.addPortMapping("Subsonic", null, internalPort, externalPort, localIp, leaseDuration, "TCP");
}
public void deletePortMapping(int externalPort, int internal) throws Exception {
device.deletePortMapping(null, externalPort, "TCP");
}
}
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